AutoCodes – Infiniti – B2419 Infiniti

B2419 Infiniti Code - Automatic Back Door Open Switch

Quick Answer

The Automatic Back Door Control Module monitors the Automatic Back Door Open Switch. Common causes include Faulty Open Switch, Open Switch harness is open or shorted, Open Switch circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: B2419 Infiniti indicates Automatic Back Door Open Switch.
Common causes: Common causes include Faulty Open Switch, Open Switch harness is open or shorted, Open Switch circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 1,565

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Dec 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2419 Infiniti Description

The Automatic Back Door Control Module monitors the Automatic Back Door Open Switch. The OBDII code sets when the Automatic Back Door Control Module cannot detect a malfunction of Open Switch during automatic operation of the back door.

OBDII Code B2419 Infiniti - Automatic Back Door Open Switch - AutoCodes.com — B2419 Infiniti Code - Automatic Back Door Open Switch

What does this mean?

What are the Possible Causes of the DTC B2419 Infiniti?

Faulty Open Switch
Open Switch harness is open or shorted
Open Switch circuit poor electrical connection
Back Door Mechanism
Faulty Automatic Back Door Control Module

How to Fix the DTC B2419 Infiniti?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2419 Infiniti code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B2419 Infiniti code?

Need more information on how to fix the B2419 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B2419 Infiniti Code

1. What does OBDII code B2419 in an Infiniti indicate?

The B2419 code in an Infiniti specifically refers to a fault with the Automatic Back Door Open Switch.

2. What are the common symptoms of OBDII code B2419 in an Infiniti?

Common symptoms of code B2419 include the automatic back door not opening or closing properly, or the vehicle's warning light being illuminated.

3. What are the potential causes of OBDII code B2419 in an Infiniti?

The B2419 code can be triggered by issues with the automatic back door open switch itself, wiring problems, or faulty control modules.

4. How can I diagnose the cause of OBDII code B2419 in my Infiniti?

Diagnosing code B2419 involves inspecting the automatic back door open switch, checking the wiring for any damage, and using a diagnostic scanner to read the code and obtain more specific information.

5. Can I continue driving my Infiniti with OBDII code B2419?

It is not recommended to drive your Infiniti with the B2419 code active, as it can affect the proper functioning of the automatic back door and compromise safety.

6. How can I repair OBDII code B2419 in an Infiniti?

Repairing code B2419 may involve replacing the faulty automatic back door open switch, repairing any damaged wiring, or reprogramming the control modules if necessary.

7. Is it possible to reset OBDII code B2419 in an Infiniti without repairing the issue?

While you can clear the code temporarily, it is important to address the underlying problem causing code B2419 to prevent it from recurring.

8. Can a DIY enthusiast fix OBDII code B2419 in an Infiniti?

Depending on your skill level and access to tools, replacing the automatic back door open switch or repairing wiring issues may be feasible for a DIY enthusiast.

9. How much does it typically cost to repair OBDII code B2419 in an Infiniti?

The cost of repairing code B2419 can vary depending on the cause of the issue, but it may involve parts and labor costs ranging from $100 to $500 or more.

10. How often does OBDII code B2419 occur in Infiniti vehicles?

Code B2419 related to the Automatic Back Door Open Switch is not extremely common, but it can occur in Infiniti vehicles with power liftgates or automatic back doors.